Section 2.11 - Control Standards(1) Only control standards approved by the Office of Alcohol Testing shall be used with breath test devices. The Office of Alcohol Testing shall provide an adequate supply of such control standards and distribute the same to police departments and law enforcement agencies throughout the Commonwealth. Each such control standard shall be labeled with its expiration date, alcohol concentration and lot number.(2) The gas control standard used as part of a valid Implied Consent Breath Test sequence shall be manufactured at an alcohol concentration not to exceed 0.080% ± 0.006. The test shall be considered valid if the analysis of the gas control standard results in an alcohol concentration of 0.074% -0.086%. The results shall be truncated to three decimal places.Amended by Mass Register Issue 1309, eff. 3/25/2016.